Handrail coupling



FIG. 1 is a top plan view of a double-ended handrail coupling showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a front side elevational view thereof, the rear side elevational view being a mirror image thereof;

FIG. 4 is a right end elevational view thereof, the left end elevational view being a mirror image thereof;

FIG. 5 is a perspective view thereof;

FIG. 6 is a top plan view of an alternative embodiment of a double-ended handrail coupling showing my new design;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a front side elevational view thereof, the rear side elevational view being a mirror image thereof;

FIG. 9 is a right end elevational view thereof, the left end elevational view being a mirror image thereof; and,

FIG. 10 is a perspective view thereof.

The dashed lines shown in FIG. 5 and FIG. 10 represent environmental subject matter and form no part of the claimed design.

The dotted lines shown in FIG. 4, FIG. 5, FIG. 9 and FIG. 10 represent boundaries between claimed and unclaimed subject matter and form no part of the claimed design. 

The ornamental design for a handrail coupling, as shown and described. 